Search Results - "Neise, Dominik"
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Fractional Variability—A Tool to Study Blazar Variability
Published in Galaxies (30-05-2019)“…Active Galactic Nuclei emit radiation over the whole electromagnetic spectrum up to TeV energies. Blazars are one subtype with their jets pointing towards the…”
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Flux States of Active Galactic Nuclei
Published in Galaxies (2019)“…Blazars are known to show variability on time scales from minutes to years covering a wide range of flux states. Studying the flux distribution of a source…”
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Long-Term Monitoring of Bright Blazars in the Multi-GeV to TeV Range with FACT
Published in Galaxies (20-02-2017)“…Blazars like Markarian 421 or Markarian 501 are active galactic nuclei (AGN), with their jets orientated towards the observer. They are among the brightest…”
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Exploring one giga electronvolt cosmic gamma rays with a Cherenkov plenoscope capable of recording atmospheric light fields, Part 1: Optics
Published in Astroparticle physics (01-06-2024)“…Detecting cosmic gamma rays at high rates is the key to time-resolve the acceleration of particles within some of the most powerful events in the universe…”
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Exploring one giga electronvolt cosmic gamma rays with a Cherenkov plenoscope capable of recording atmospheric light fields, Part 1: Optics
Published 09-02-2024“…Astroparticle Physics, Volume 158, Year 2024, 102933, ISSN 0927-6505, 2024.102933 Detecting cosmic gamma rays at high rates is the key to time-resolve the…”
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The Transients Handler System for the Cherenkov Telescope Array Observatory
Published 13-09-2022“…Proc. SPIE 12186, Observatory Operations: Strategies, Processes, and Systems IX, 121860L (25 August 2022) The Cherenkov Telescope Array Observatory (CTAO) will…”
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Optimization of the storage database for the Monitoring system of the CTA
Published 13-07-2022“…We present preliminary test results for the correct sizing of the bare metal hardware that will host the database of the Monitoring system (MON) for the…”
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Towards Robotic Operation with the First G-APD Cherenkov Telescope
Published 05-06-2018“…The First G-APD Cherenkov Telecope is an Imaging Air Cherenkov Tele- scope operating since 2011 at the Observatorio del Roque de los Muchachos. One of the…”
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Long-term multi-band photometric monitoring of Mrk 501
Published 30-11-2021“…A&A 655, A93 (2021) Radio-to-TeV observations of the bright nearby (z=0.034) blazar Markarian 501 (Mrk 501), performed from December 2012 to April 2018, are…”
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Statistical properties of flux variations in blazar light curves at GeV and TeV energies
Published 09-11-2021“…Despite numerous detections of individual flares, the physical origin of the rapid variability observed from blazars remains uncertain. Using Bayesian blocks…”
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Relentless multi-wavelength variability of Mrk 421 and Mrk 501
Published 18-08-2021“…Mrk 421 and Mrk 501 are two close, bright and well-studied high-synchrotron-peaked blazars, which feature bright and persistent GeV and TeV emission. We use…”
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Rapid X-ray Variability in Mkn 421 during a Multiwavelength Campaign
Published 08-06-2022“…Monthly Notices of the Royal Astronomical Society, 2022, Volume 513, Issue 2, pp.1662-1679 The study of short-term variability properties in AGN jets has the…”
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The relentless variability of Mrk 421 from the TeV to the radio
Published 28-01-2021“…A&A 647, A88 (2021) The origin of the gamma-ray emission of the blazar Mrk 421 is still a matter of debate. We used 5.5 years of unbiased observing campaign…”
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5.5 years multi-wavelength variability of Mrk 421: evidences of leptonic emission from the radio to TeV
Published 28-09-2019“…Proceedings of Science HEPRO VII, PoS(HEPRO VII) (2019) 032 Mrk 421 is a high-synchrotron-peaked blazar featuring bright and persistent GeV and TeV emission…”
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FACT -- Multi-wavelength analysis of more than 30 flares of Mrk 421
Published 26-08-2019“…36th International Cosmic Ray Conference, Proceedings of Science 358 (2018) 796 Mrk 421 is a high-synchrotron-peaked blazar featuring bright and persistent GeV…”
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Calibration and operation of SiPM-based cameras for gamma-ray astronomy in presence of high night-sky light
Published 19-08-2019“…The next generation of Cherenkov telescope cameras feature Silicon Photo Multipliers (SiPM), which can guarantee excellent performance and allow for…”
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Monte Carlo study of a single SST-1M prototype for the Cherenkov Telescope Array
Published 18-07-2019“…The SST-1M telescope was developed as a prototype of a Small-Size-Telescope for the Cherenkov Telescope Array observatory and it has been extensively tested in…”
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First Study of Combined Blazar Light Curves with FACT and HAWC
Published 20-10-2016“…For studying variable sources like blazars, it is crucial to achieve unbiased monitoring, either with dedicated telescopes in pointing mode or survey…”
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